<template>
  <div>
    <!-- 面包屑导航区域 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>数据统计</el-breadcrumb-item>
      <el-breadcrumb-item>数据报表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片视图区域 -->
    <el-card>
      <!-- 2. 为ECharts准备一个具备大小（宽高）的Dom -->
      <div id="main" style="width: 1000px;height:450px;"></div>
    </el-card>
  </div>
</template>

<script>
export default {
  data() {
    return {
        option:{
        title: {
          text: '数据报表'
        },
            tooltip: {
                trigger: 'axis',
                axisPointer: {
                    type: 'cross',
                    label: {
                        backgroundColor: '#6a7985'
                    }
                }
            },
        }
    };
  },
  async mounted() {
    var echarts = require("echarts");
    // 基于准备好的dom，初始化echarts实例
    var myChart = echarts.init(document.getElementById("main"));
    //获取数据
    const { data: res } = await this.$axios.get("reports/type/1");
    if (res.meta.status !== 200) {
      return this.$message.error("获取折线图数据失败！");
    }
    const result={...res.data,...this.option}
    // 绘制图表
    myChart.setOption(result);
  }
};
</script>

<style>
</style>